[INFO] fetching crate arc4 0.1.0...
[INFO] testing arc4-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate arc4 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate arc4 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc4 0.1.0
[INFO] finished tweaking crates.io crate arc4 0.1.0
[INFO] tweaked toml for crates.io crate arc4 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 414dcea70d0c045104bb766364928a764e7cceffe4aa62524802177f6a75ab32
[INFO] running `Command { std: "docker" "start" "-a" "414dcea70d0c045104bb766364928a764e7cceffe4aa62524802177f6a75ab32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "414dcea70d0c045104bb766364928a764e7cceffe4aa62524802177f6a75ab32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414dcea70d0c045104bb766364928a764e7cceffe4aa62524802177f6a75ab32", kill_on_drop: false }`
[INFO] [stdout] 414dcea70d0c045104bb766364928a764e7cceffe4aa62524802177f6a75ab32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 306b441f7745191e79de5d632b18f18d0e6903424de555f015f9ad5f75dc2072
[INFO] running `Command { std: "docker" "start" "-a" "306b441f7745191e79de5d632b18f18d0e6903424de555f015f9ad5f75dc2072", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "306b441f7745191e79de5d632b18f18d0e6903424de555f015f9ad5f75dc2072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306b441f7745191e79de5d632b18f18d0e6903424de555f015f9ad5f75dc2072", kill_on_drop: false }`
[INFO] [stdout] 306b441f7745191e79de5d632b18f18d0e6903424de555f015f9ad5f75dc2072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e61a8f0e1faf1123b2e6f167abce727563526a1031af0823dc0b403b4561938
[INFO] running `Command { std: "docker" "start" "-a" "4e61a8f0e1faf1123b2e6f167abce727563526a1031af0823dc0b403b4561938", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]    Compiling hex-literal v0.2.1
[INFO] [stderr]    Compiling arc4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "4e61a8f0e1faf1123b2e6f167abce727563526a1031af0823dc0b403b4561938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e61a8f0e1faf1123b2e6f167abce727563526a1031af0823dc0b403b4561938", kill_on_drop: false }`
[INFO] [stdout] 4e61a8f0e1faf1123b2e6f167abce727563526a1031af0823dc0b403b4561938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64bc828ab46804019e497cb24dabf47f7a228949e5a5dc955e578d6f27869cec
[INFO] running `Command { std: "docker" "start" "-a" "64bc828ab46804019e497cb24dabf47f7a228949e5a5dc955e578d6f27869cec", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arc4-29e22fa6f894a6b9)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rfc6229.rs (/opt/rustwide/target/debug/deps/rfc6229-4d5d6ef18295b148)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests arc4
[INFO] [stdout] test t_40bit_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64bc828ab46804019e497cb24dabf47f7a228949e5a5dc955e578d6f27869cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bc828ab46804019e497cb24dabf47f7a228949e5a5dc955e578d6f27869cec", kill_on_drop: false }`
[INFO] [stdout] 64bc828ab46804019e497cb24dabf47f7a228949e5a5dc955e578d6f27869cec